CN102486494A - Thermoelectric power consumption detection device and method - Google Patents
Thermoelectric power consumption detection device and method Download PDFInfo
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- G—PHYSICS
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- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D4/00—Tariff metering apparatus
- G01D4/002—Remote reading of utility meters
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- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
- Y04S20/242—Home appliances
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/30—Smart metering, e.g. specially adapted for remote reading
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Abstract
The invention discloses a thermoelectric power consumption detection device and method. The power consumption detection device is arranged on the power consumption assembly. The power consumption detection device comprises a thermoelectric component, a single chip processor and a wireless transmitting module. When the thermoelectric assembly runs by using the power consumption assembly, the thermoelectric assembly is driven to start from a dormant state by using the temperature difference generated on the surface of the power consumption assembly, and sensing is carried out, and a monitoring signal and electric power are output. The power generated by the thermoelectric module can be used for supplying power to the wireless transmitting module and the single chip processor, so that the supply of an external power supply can be eliminated. The wireless transmitting module transmits the power consumption signal by the monitoring signal to perform the function of power consumption control.
Description
Technical field
The invention relates to a kind of power consumption pick-up unit and power consumption detection method thereof, and particularly relevant for a kind of can self-powered power consumption pick-up unit and power consumption detection method thereof.
Background technology
The least unit of electrical network can be counted from family, to each building or each sub-district, is attached at last on the big electrical network in the whole nation.Along with the variation of temperature, different demands and supply are all arranged at morning and dusk, therefore, the generating plant must the subsequent use electric weight of output, to keep the unexpected scarcity of electric power.
Yet subsequent use electric weight often is higher than the 16%-20% of actual demand, causes the burden of generating plant to increase.In addition, though (for example: the generating of waterpower pumped storage) can reclaim by the electric weight that part is superfluous, organic efficiency is not good and electric weight that reclaim is very limited, and the electric weight of waste is still quite high for some generation mode.
Summary of the invention
The present invention by the power consumption value that obtains power consumption components, carries out power consumption supply control relevant for a kind of thermoelectric power consumption pick-up unit and the power consumption detection method thereof of power supply voluntarily, makes the corresponding electric weight of generating plant output, reduces the standby power demand of generating plant.
According to a first aspect of the invention, a kind of thermoelectric power consumption pick-up unit is proposed.The power consumption pick-up unit is located on the power consumption components.The power consumption pick-up unit comprises a thermoelectric sensing component, a single-chip processor and a wireless transmitter module.Thermoelectric sensing component receives the surface temperature difference driving that is produced when power consumption components turns round and exports a voltage signal.Single-chip processor is also exported a power consumption signal according to this in order to a power consumption value that obtains power consumption components according to voltage signal, and wherein the power consumption signal contains the information of the power consumption value of power consumption components.Wireless transmitter module is in order to launch the power consumption signal by an electric weight.
According to a second aspect of the invention, a kind of thermoelectric power consumption detection method is proposed.The power consumption detection method may further comprise the steps.Detect the running electric weight of a power consumption components, wherein a thermoelectric sensing component receives the driving of the surface temperature difference that is produced when power consumption components turns round and exports a voltage signal and an electric weight; Obtain a power consumption value of power consumption components and export a power consumption signal according to this according to voltage signal, wherein the power consumption signal contains the information of the power consumption value of power consumption components; And, by electric weight, with wireless transmitter module emission power consumption signal.
For there is better understanding above-mentioned and other aspect of the present invention, hereinafter is special lifts preferred embodiment, and conjunction with figs., elaborates as follows:
Description of drawings
Fig. 1 is the synoptic diagram according to the power consumption detection system of preferred embodiment of the present invention;
Fig. 2 is the functional block diagram of the power consumption pick-up unit of Fig. 1;
Fig. 3 is the functional block diagram according to the power consumption pick-up unit of another embodiment of the present invention;
Fig. 4 is the graph of a relation of output voltage of thermoelectric sensing component of surface temperature difference and Fig. 2 of the power consumption components of Fig. 1;
Fig. 5 is installed in the synoptic diagram of power consumption components for the thermoelectric sensing component of Fig. 2;
Fig. 6 is the thermoelectric sensing component of Fig. 5 and the electric connection synoptic diagram of wireless transmitter module;
Fig. 7 implements the synoptic diagram of a plurality of thermoelectric sensing component parallel connection of aspect for the present invention one;
Another implements the synoptic diagram of a plurality of thermoelectric sensing component series connection of aspect to Fig. 8 for the present invention;
Fig. 9 is the power consumption detection method process flow diagram according to preferred embodiment of the present invention.
Wherein, Reference numeral:
100: the power consumption detection system
102,202: the power consumption pick-up unit
104: the power consumption management devices
106: power consumption components
108,108 ': thermoelectric sensing component
108a: first
108b: second
108c: semiconductor structure layer
108d, 108d ': P-type semiconductor material
108e, 108e ': N-type semiconductor material
108f: the first insulating heat-conductive plate
108g: the second insulating heat-conductive plate
110: communication module
112: the power consumption data collector
116: wireless transmitter module
118: heat radiator
120: the power-supply management system server
122: single-chip processor
224: the internal power supply system
C1: electric current
E1: electric weight
V1: voltage signal
S1: power consumption signal
S2: demand electric quantity signal
Q: heat
Embodiment
Please with reference to Fig. 1, it is the synoptic diagram according to the power consumption detection system of preferred embodiment of the present invention.Power consumption detection system 100 comprises a plurality of power consumption pick-up units 102 and power consumption management devices 104.Those power consumption pick-up units 102 are located at respectively on the different power consumption components 106.The power consumption components 106 here for example is to rely on the power supply of electric power networks and the electronic installation of working, for example: computing machine, household electrical appliances, air conditioner, refrigerator, tabulating machine or duplicating machine or the like.Power consumption pick-up unit 102 can be one from driving (self-powered) power consumption pick-up unit (follow-up will the detailed description).
Generally speaking, power consumption components 106 all can produce heat and cause temperature to rise when work, and therefore the temperature of power consumption components 106 is higher than extraneous temperature, and the temperature drop direction system between the power consumption components 106 and the external world is towards the external world.
In the present embodiment, each power consumption pick-up unit 102 can detect the temperature difference that corresponding power consumption components 106 is caused, and produces power consumption signal S1 and electric weight E1 (electric weight E1 is in Fig. 2) according to this.Consumed power when power consumption signal S1 representes power consumption components 106 operating conditions, power consumption pick-up unit 102 are used from the electric weight E1 emission power consumption signal S1 that produces to power consumption management devices 104.
Power consumption management devices 104 for example is the server that is connected with regional power grid, and it comprises communication module 110 and power consumption data collector 112.Power consumption management devices 104 is after receiving those power consumption signals S1 that those power consumption pick-up units 102 are launched; Power consumption data collector 112 amounts to represented those power consumption values (power consumption of this regional power grid) of those power consumption signals S1 to obtain a total power consumption value; Communication module 110 transmits a demand electric quantity signal S2 according to this to power-supply management system server 120, and wherein demand electric quantity signal S2 contains the information of above-mentioned total power consumption value.Above-mentioned power-supply management system server 120 for example is a master server, and its several power consumption management devices 104 that can converge whole All Ranges electrical network transmits several next total power consumption values, monitors with the unified electric weight that carries out.Thus, by power consumption pick-up unit 102, too much subsequent use electric weight can be avoided producing in the generating plant, to reduce the waste of the energy.
Another is implemented in the attitude example, and power consumption management devices 104 also can transmit demand electric quantity signal S2 to Utilities Electric Co., produces corresponding electric weight by Utilities Electric Co. control generating plant again.
Please with reference to Fig. 2, it is the functional block diagram of the power consumption pick-up unit of Fig. 1.Power consumption pick-up unit 102 comprises thermoelectric sensing component 108, single-chip processor 122 and wireless transmitter module 116, and single-chip processor 122 electrically connects thermoelectric sensing component 108 and wireless transmitter module 116.Thermoelectric sensing component 108 is for example: thermoelectric chip (Thermoelectric chip), and when power consumption components 106 entrys into service, the heat that is produced can cause surface temperature difference, and this surface temperature difference can drive thermoelectric sensing component 108 and send voltage signal V1 and electric weight E1.Single-chip processor 122 makes power consumption E1 obtain the power consumption value of power consumption components 106 and export power consumption signal S1 according to this as energy and according to voltage signal V1, and wherein power consumption signal S1 contains the power consumption value of power consumption components 106.Wireless transmitter module 116 makes power consumption E1 launch power consumption signal S1 as the energy that transmits.
In another embodiment, please with reference to Fig. 3, it is the functional block diagram according to the power consumption pick-up unit of another embodiment of the present invention.Power consumption pick-up unit 202 more comprises internal power supply system 224, in order to electric weight E1 to be provided.Say that further the thermoelectric sensing component 108 of power consumption pick-up unit 202 can be only as the usefulness of sensor, single-chip processor 122 and wireless transmitter module 116 required electric weight E1 are supplied by internal power supply system 224.Internal power supply system 224 for example is a battery.Perhaps, in other embodiment, electric weight E1 can be provided by an external power supply system (not illustrating).
The above-mentioned mode that obtains the power consumption value of power consumption components 106 according to voltage signal V1 has multiple implementation method.For example, compare the power consumption Value Data in the database (not illustrating), to get correct power consumption value; Perhaps, can calculate the power consumption value of corresponding power consumption signal S1 according to updating formula or calibration curve.Wherein, database, updating formula or calibration curve for example are single-chip processor 122 inside that are stored in power consumption pick-up unit 102.
When power consumption components 106 during in different operating condition; Surface temperature difference can change thereupon; Therefore can cause thermoelectric sensing component 108 to send different seeback voltage; This seeback voltage signal is directly proportional with the temperature difference, and is as shown in Figure 4, and it is the graph of a relation of thermoelectric sensing component output voltage of surface temperature difference and Fig. 2 of the power consumption components of Fig. 1.
Simple in structure, the noiselessness when not having mechanical moving part, long service life and running of thermoelectric sensing component 108.Thermoelectric sensing component 108 can be used the thick film processing procedure and accomplish, directly on heat-conducting substrate, grow up form.Thick molded journey is for example: the long brilliant method of solidification method under electrochemical method, the centrifugal force (Solidification), liquid phase flop-in method and Bridgman.Thermoelectric sensing component 108 can form the form like nano wire, to increase output power density.Nano wire can form by directly growing up in the base material, to reduce contact impedance.The thermoelectric sensing component 108 that is the nano wire form can directly be attached at the surface of power consumption components 106, directly reclaims the heat of power consumption components 106 and generates electricity.
Please with reference to Fig. 5 and Fig. 6, Fig. 5 is the synoptic diagram that the thermoelectric sensing component of Fig. 2 is installed in power consumption components, and Fig. 6 is the thermoelectric sensing component of Fig. 5 and the electric connection synoptic diagram of wireless transmitter module.Thermoelectric sensing component 108 has first relative 108a and second 108b and comprises semiconductor structure layer 108c, the first insulating heat-conductive plate 108f and the second insulating heat-conductive plate 108g.Wherein, semiconductor structure layer 108c is combined by many groups thermopair (Thermocouple) that P-type semiconductor material 108d and N-type semiconductor material 108e are formed, and each thermopair all can form electric current by the temperature difference.Semiconductor structure layer 108c, P-type semiconductor material 108d and N-type semiconductor material 108e are between the first insulating heat-conductive plate 108f and the second insulating heat-conductive plate 108g; First 108a contact power consumption components 106 of thermoelectric sensing component 108, and second 108b of thermoelectric sensing component 108 is towards the external world.
In addition; Power consumption pick-up unit 102 more comprises heat radiator 118; It is located on second 108b of thermoelectric sensing component 108, can be by heat radiator 118 with hot Q to flowing to the external world, and with the more significant temperature difference between first 108a causing thermoelectric sensing component 108 and second 108b.When the temperature difference of first 108a and second 108b heals when big, the voltage that is produced is also bigger.Implement in the aspect in other, power consumption pick-up unit 102 also can omit heat radiator 118.
As shown in Figure 6; When the hot Q that is produced when power consumption components 106 makes the temperature of first 108a be higher than the temperature of second 108b; Produce electric current C1, thermoelectric components is connected in wireless transmitter module 116, thus; Electric current C1 forms the loop and supplies power to wireless transmitter module 116, makes wireless transmitter module 116 emission power consumption signal S1 smoothly.
In addition, can export different electric currents and voltage by the thermoelectric sensing component 108 of serial or parallel connection, to meet the input demand of wireless transmitter module 116.For instance, be example with the parallel connection, please with reference to Fig. 7, it implements the synoptic diagram of a plurality of thermoelectric sensing component parallel connection of aspect for the present invention one.The P-type semiconductor material 108d of thermoelectric sensing component 108 electrically connect with the P-type semiconductor material 108d ' of thermoelectric sensing component 108 ' and the N-type semiconductor material 108e of thermoelectric sensing component 108 formation connects structure, the exportable bigger electric current of this parallel-connection structure in the lump with the N-type semiconductor material 108e ' electric connection of thermoelectric sensing component 108 '.
Again for example, be example with the series connection, please with reference to Fig. 8, another implements the synoptic diagram of a plurality of thermoelectric sensing component series connection of aspect for the present invention for it.The N-type semiconductor material 108e of thermoelectric sensing component 108 constitutes a tandem junction structure, the exportable bigger voltage of this cascaded structure with the P-type semiconductor material 108d ' of thermoelectric sensing component 108 ' electric connection.
Preferable but non-exclusively; Thermoelectric sensing component 108 is at 5 ℃ of energy of exporting every square centimeter at least 20 milliwatt (mW/cm2) down of the temperature difference; Wherein this area is the surface of contact power consumption components in the thermoelectric sensing component 108; With present embodiment, the instant heating inductance is surveyed the area of first 108a of assembly 108.Can reach the output of expection power by the thermoelectric sensing component 108 of selecting variety classes or performance.For example: when the thermoelectric conversion coefficient of thermoelectric sensing component 108 is healed the thickness of big or thermoelectric sensing component 108 when thinner; The output power of thermoelectric sensing component 108 is bigger; Preferable but non-exclusively, the thickness of thermoelectric sensing component 108 approximately between 0.35 millimeter (mm) between the 0.75mm; The mode that perhaps, also can see through above-mentioned series connection/a plurality of thermoelectric sensing components 108 of parallel connection increases the output power of thermoelectric sensing component 108.
Please be simultaneously with reference to Fig. 9 and Fig. 1 to Fig. 2, Fig. 9 is the power consumption detection method process flow diagram according to preferred embodiment of the present invention.
In step S102, detect the running electric weight of power consumption components 106.The driving of the surface temperature difference that wherein thermoelectric sensing component 108 is produced when receiving power consumption components 106 running and output voltage signal V1 and electric weight E1.
Then, in step S104, single-chip processor 122 is obtained the power consumption value of power consumption components 106 and is exported power consumption signal S1 according to this according to voltage signal V1, and wherein power consumption signal S1 contains the information of the power consumption value of power consumption components 106.
Then, in step S106, wireless transmitter module 116 is launched power consumption signal S1 constantly by electric weight E1.
Because the temperature difference takes place constantly, thermoelectric sensing component 108 is exported electric weight E1 and power consumption signal S1 constantly to wireless transmitter module 116, and wireless transmitter module 116 is launched power consumption signal S1 (step S106) constantly by the electric weight W1 that continues supply.Yet when power consumption management devices 104 was not received power consumption signal S1, expression power consumption components 106 was in (not power consumption) state of not working.Say further, just can be not hot when power consumption components 106 is not worked, therefore, thermoelectric sensing component 108 and power consumption pick-up unit 102 among the step S104 are in dormant state.Owing to do not need extra supply stand-by electric to give the power consumption pick-up unit, therefore can reduce the electric power supply of power consumption pick-up unit 102.
Then, in step S108, the power consumption data collector 112 of power consumption management devices 104 always adds several the represented power consumption values of several power consumption signals S1 that receive, to obtain a total power consumption value.
Then, in step S110, the communication module 110 of power consumption management devices 104 transmits a demand electric quantity signal S2 to Utilities Electric Co. or power-supply management system server 120.Wherein, demand electric quantity signal S2 contains the information of this total power consumption value.
Afterwards, power-supply management system server 120 is after receiving several demand electric quantity signals S2 that is transmitted by several power consumption management devices 104, and the unified electric weight that carries out is monitored.Wherein, those power consumption management devices 104 can connect (or communication) in single or be connected to several regional power grids, and power-supply management system server 120 can be connected in the inside or the outside of Utilities Electric Co..
The disclosed power consumption pick-up unit of the above embodiment of the present invention, power consumption management devices, power consumption detection system and power consumption detection method thereof by the power consumption value that obtains power consumption components, make the corresponding electric weight of generating plant output, to reduce the burden of generating plant.In addition, because the electricity consumption of power consumption pick-up unit can the oneself provide, need not use external power source in the case.
In sum, though the present invention with preferred embodiment openly as above, it is not in order to limit the present invention.Those skilled in the art under the present invention are not breaking away from the spirit and scope of the present invention, when doing various changes and modification.Therefore, protection scope of the present invention is as the criterion when looking the accompanying Claim protection domain person of defining.
Claims (18)
1. a thermoelectric power consumption pick-up unit is located on the power consumption components, it is characterized in that, this power consumption pick-up unit comprises:
One thermoelectric sensing component, the driving of the surface temperature difference that is produced when receiving the running of this power consumption components and export a voltage signal;
One single-chip processor is also exported a power consumption signal according to this in order to a power consumption value that obtains this power consumption components according to this voltage signal, and wherein this power consumption signal contains the information of this power consumption value of this power consumption components; And
One wireless transmitter module is in order to launch this power consumption signal by an electric weight.
2. thermoelectric power consumption pick-up unit as claimed in claim 1 is characterized in that, this thermoelectricity sensing component have relative one first with one second, this first with this second one of them contact this power consumption components.
3. thermoelectric power consumption pick-up unit as claimed in claim 2 is characterized in that, this thermoelectricity sensing component has a P-type semiconductor material and a N-type semiconductor material, and this P-type semiconductor material and this N-type semiconductor material are electrically connected at this wireless transmitter module.
4. thermoelectric power consumption pick-up unit as claimed in claim 2 is characterized in that, also comprises: a heat radiator, be located at this first with this second wherein another.
5. thermoelectric power consumption pick-up unit as claimed in claim 1 is characterized in that, also comprises a plurality of thermoelectric sensing components, those thermoelectric sensing component parallel connections.
6. thermoelectric power consumption pick-up unit as claimed in claim 1 is characterized in that, also comprises a plurality of thermoelectric sensing components, those thermoelectric sensing component series connection.
7. thermoelectric power consumption pick-up unit as claimed in claim 1 is characterized in that this electric weight is provided by an external power supply system.
8. thermoelectric power consumption pick-up unit as claimed in claim 1 is characterized in that, also comprises: an internal power supply system, and in order to this electric weight to be provided.
9. thermoelectric power consumption pick-up unit as claimed in claim 1 is characterized in that, this thermoelectricity sensing component receives the driving of the surface temperature difference that is produced when this power consumption components turns round and exports this electric weight.
10. thermoelectric power consumption pick-up unit as claimed in claim 1; It is characterized in that; One power consumption management devices is in order to receive this power consumption signal, and this power consumption management devices comprises a communication module and a power consumption data collector, after this power consumption management devices receives a plurality of these power consumption signals; This power consumption data collector amounts to represented a plurality of these power consumption values of those power consumption signals; To obtain a total power consumption value, this communication module is in order to transmit a demand electric quantity signal, and this demand electric quantity signal contains the information of this total power consumption value.
11. thermoelectric power consumption pick-up unit as claimed in claim 10 is characterized in that, a power-supply management system server converges puts in order a plurality of these demand electric quantity signals that a plurality of these power consumption management devices are transmitted, and monitors with the unified electric weight that carries out.
12. a thermoelectric power consumption detection method is characterized in that, comprising:
Detect the running electric weight of a power consumption components, wherein a thermoelectric sensing component receives the driving of the surface temperature difference that is produced when this power consumption components turns round and exports a voltage signal;
Obtain a power consumption value of this power consumption components and export a power consumption signal according to this according to this voltage signal, wherein this power consumption signal contains the information of this power consumption value of this power consumption components; And
By an electric weight, with this power consumption signal of wireless transmitter module emission.
13. thermoelectric power consumption detection method as claimed in claim 12 is characterized in that, also comprises: an external power supply system provides this electric weight.
14. thermoelectric power consumption detection method as claimed in claim 12 is characterized in that, also comprises: an internal power supply system provides this electric weight.
15. thermoelectric power consumption detection method as claimed in claim 12 is characterized in that, in this step of the running electric weight that detects this power consumption components, this thermoelectricity sensing component receives the driving of the surface temperature difference that is produced when this power consumption components turns round and exports this electric weight.
16. thermoelectric power consumption detection method as claimed in claim 12 is characterized in that, also comprises: always add those the represented power consumption values of a plurality of these power consumption signals that receive, to obtain a total power consumption value; And
Transmit a demand electric quantity signal, this demand electric quantity signal contains the information of this total power consumption value.
17. thermoelectric power consumption detection method as claimed in claim 16; It is characterized in that; One power consumption management devices is in order to receive those power consumption signals, and this power consumption management devices comprises a communication module and a power consumption data collector, after this power consumption management devices receives those power consumption signals; This power consumption data collector amounts to those represented power consumption values of those power consumption signals; To obtain a total power consumption value, this communication module is in order to transmit a demand electric quantity signal, and this demand electric quantity signal contains the information of this total power consumption value.
18. thermoelectric power consumption detection method as claimed in claim 17 is characterized in that, also comprises: receive a plurality of these demand electric quantity signals that transmitted by a plurality of these power consumption management devices, monitor with the unified electric weight that carries out.
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| TW099141798A TWI418969B (en) | 2010-12-01 | 2010-12-01 | Self-powered thermoelectric device for electricity consumption and related detecting method |
| TW099141798 | 2010-12-01 |
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| CN104977461A (en) * | 2015-01-26 | 2015-10-14 | 广东美的制冷设备有限公司 | Air-conditioner electricity consumption calculating method and electronic equipment |
| CN110108930A (en) * | 2019-05-23 | 2019-08-09 | 深港产学研基地（北京大学香港科技大学深圳研修院） | Micro-nano microwave power detector and measurement method based on suspension low dimensional material |
| CN111433576A (en) * | 2017-12-08 | 2020-07-17 | 3M创新有限公司 | Differential thermoelectric device |
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| US10324117B2 (en) * | 2014-04-28 | 2019-06-18 | Landis+Gyr Innovations, Inc. | Monitoring power consumption by electrical devices using monitored operational parameters |
| US10101756B2 (en) * | 2014-07-29 | 2018-10-16 | Qualcomm Incorporated | Systems and methods for reducing leakage power of a system on chip with integrated thermoelectric cooling |
| CN105827154B (en) * | 2016-05-18 | 2017-09-05 | 宁波微能物联科技有限公司 | Self-powered sensor-based system based on heating equipment |
| US11997836B1 (en) | 2022-08-31 | 2024-05-28 | Apple Inc. | Wireless charging performance improvements |
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Also Published As
| Publication number | Publication date |
|---|---|
| TWI418969B (en) | 2013-12-11 |
| TW201224699A (en) | 2012-06-16 |
| US9157765B2 (en) | 2015-10-13 |
| US20120143540A1 (en) | 2012-06-07 |
| CN102486494B (en) | 2014-04-09 |
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